| DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END | 0.145 INCHES MINIMUM AND 0.175 INCHES MAXIMUM FIRST HOLE |
| DISTANCE FROM SHOULDER PORTION TO NUT END | 3.235 INCHES MINIMUM AND 3.265 INCHES MAXIMUM |
| COTTER PIN HOLE DIAMETER | 0.071 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE |
| LOCKING FEATURE | RING, LOCK KEYED |
| OVERALL LENGTH | 3.662 INCHES MINIMUM AND 3.712 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| NOMINAL THREAD SIZE | 0.312 INCHES NUT THREAD |
| SHOULDER LENGTH | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| STYLE DESIGNATOR | LOCKED IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-23408,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A NUT THREAD |
| THREAD CLASS | 3A STUD THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.377 INCHES MINIMUM AND 0.407 INCHES MAXIMUM STUD THREAD |
| THREAD LENGTH | 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 16 STUD THREAD |
| THREAD QUANTITY PER INCH | 24 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNC STUD THREAD |
| THREAD SERIES DESIGNATOR | UNF NUT THREAD |